Foods containing magnesium: where is there a lot of magnesium? Magnesium is one of the most important minerals - without it, even shaking hands would not be possible. Therefore, foods containing magnesium should be high on your diet. An overview of the best foods with magnesium. For certain links in this article, FIT FOR FUN receives a commission from the dealer. These links come with aIcon marked. More content · Why is magnesium so important? · How much magnesium do you need a day? · The best foods containing magnesium · Do all those who do sports need more magnesium? · Magnesium-rich recipes Magnesium is THE game player in many metabolic processes, without the mineral you would hardly be able to survive. Table: Magnesium content of nuts and seeds Soybeans Magnesium (mg) per 100 grams green peas Lima beans 420 mg avocado Broad beans 400 mg artichokes Mung beans 350 mg green beans White beans 330 mg Beetroot lenses 270 mg broccoli...